Kinmar® Permanent – Unique high torque security drive.  This patented system is a superior alternative to the shear nut, having the advantage of not leaving any unplated surfaces and not being governed by the shear point, enabling an accurate and reliable torque rating to be achieved.  This fastener cab be re-torqued if required.  This is a permanent fixing (for removable version see below).  Manufactured in bright zinc plated steel, galvanised steel & stainless steel.

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